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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-10-27 19:13:47 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-10-27 19:13:47 +0100 |
commit | f61925039138d3337e8a5b16a5f169cf13fae273 (patch) | |
tree | ee3dfce24b858766d036e6b3c0e403aa8d61e151 /c/src/lib/libbsp/shared/console-output-char.c | |
parent | Modify raspberrypi mm_config_table to map GPIO and registers. (diff) | |
download | rtems-f61925039138d3337e8a5b16a5f169cf13fae273.tar.bz2 |
bsps: Add simple console output char
Diffstat (limited to 'c/src/lib/libbsp/shared/console-output-char.c')
-rw-r--r-- | c/src/lib/libbsp/shared/console-output-char.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/shared/console-output-char.c b/c/src/lib/libbsp/shared/console-output-char.c new file mode 100644 index 0000000000..358cacd251 --- /dev/null +++ b/c/src/lib/libbsp/shared/console-output-char.c @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 82178 Puchheim + * Germany + * <info@embedded-brains.de> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + */ + +#include <libchip/serial.h> + +static void output_char(char c) +{ + int minor = (int) Console_Port_Minor; + const console_tbl *ct = Console_Port_Tbl != NULL ? + Console_Port_Tbl[minor] : &Console_Configuration_Ports[minor]; + const console_fns *cf = ct->pDeviceFns; + + if (c == '\n') { + (*cf->deviceWritePolled)(minor, '\r'); + } + + (*cf->deviceWritePolled)(minor, c); +} + +static void output_char_init(char c) +{ + if (Console_Port_Tbl == NULL) { + int minor = (int) Console_Port_Minor; + const console_fns *cf = Console_Configuration_Ports[minor].pDeviceFns; + + (*cf->deviceInitialize)(minor); + } + + BSP_output_char = output_char; + output_char(c); +} + +BSP_output_char_function_type BSP_output_char = output_char_init; + +BSP_polling_getchar_function_type BSP_poll_char = NULL; |